Music sequencer



FIG. 1 is a perspective view of music sequencer looking from the upperright side direction thereof;

FIG. 2 is a plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a right-side view thereof; and,

FIG. 7 is a left-side view thereof.

The ornamental design for music sequencer, as shown.